Overview

overview

10

Static

static

10

3656b8a02d...65.exe

windows10-2004-x64

10

3656b8a02d...65.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    6s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/07/2026, 15:41

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General

  • Target
    3656b8a02d2afc28b5b04fed95e0149a59615a1220a540bc623eda264dd6dd65.exe
  • Size 45KB
  • Sample260715-s48daaa16y
  • SHA256 3656b8a02d2afc28b5b04fed95e0149a59615a1220a540bc623eda264dd6dd65
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defaultdefense_evasiondiscoveryexecutionasyncratpersistencerat

Malware Config

Extracted

Family

  • asyncrat

Version

  • 0.5.8

Botnet

  • Default

C2

  • vuasexviet.com:80

  • vuasexviet.com:22

  • vuasexviet.com:8080

  • vuasexviet.com:8880

  • vuasexviet.com:2052

  • vuasexviet.com:2082

  • vuasexviet.com:2086

  • vuasexviet.com:2095

  • vuasexviet.com:443

  • vuasexviet.com:2053

  • vuasexviet.com:2083

  • vuasexviet.com:2087

  • vuasexviet.com:2096

  • vuasexviet.com:8443

  • www.vuasexviet.com:80

  • www.vuasexviet.com:22

  • www.vuasexviet.com:8080

  • www.vuasexviet.com:8880

  • www.vuasexviet.com:2052

  • www.vuasexviet.com:2082

Mutex

  • ngbt3cibx7id

Attributes
  • delay

    0

  • install

    true

  • install_file

    znv7.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • Family: AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

    ratasyncrat
  • Async RAT payload 1 IoCs
    rat
  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Delays execution with timeout.exe 1 IoCs
    defense_evasion
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistenceexecution
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3656b8a02d2afc28b5b04fed95e0149a59615a1220a540bc623eda264dd6dd65.exe
    "C:\Users\Admin\AppData\Local\Temp\3656b8a02d2afc28b5b04fed95e0149a59615a1220a540bc623eda264dd6dd65.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "znv7" /tr '"C:\Users\Admin\AppData\Roaming\znv7.exe"' & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5400
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "znv7" /tr '"C:\Users\Admin\AppData\Roaming\znv7.exe"'
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1444
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp33A9.tmp.bat""
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5088
      • C:\Windows\SysWOW64\timeout.exe
        timeout 3
        3⤵
        • System Location Discovery: System Language Discovery
        • Delays execution with timeout.exe
        PID:2152
      • C:\Users\Admin\AppData\Roaming\znv7.exe
        "C:\Users\Admin\AppData\Roaming\znv7.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5408
  • C:\Users\Admin\AppData\Roaming\znv7.exe
    "C:\Users\Admin\AppData\Roaming\znv7.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:5844

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        tmp33A9.tmp.bat
        • Path C:\Users\Admin\AppData\Local\Temp\tmp33A9.tmp.bat
        • Size 148B
        • SHA256 5d9401b5f593dac0dcd114ec3dba0ced2fd98a8ee26ba18ad8a93f3973e89472
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        znv7.exe
        • Path C:\Users\Admin\AppData\Roaming\znv7.exe
        • Size 45KB
        • SHA256 3656b8a02d2afc28b5b04fed95e0149a59615a1220a540bc623eda264dd6dd65
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2408-0-0x0000000074B12000-0x0000000074B13000-memory.dmp
        Download

        memory/2408-1-0x00000000007F0000-0x0000000000802000-memory.dmp
        Download

        memory/2408-2-0x0000000074B00000-0x00000000752BC000-memory.dmp
        Download

        memory/2408-3-0x00000000053A0000-0x000000000543C000-memory.dmp
        Download

        memory/2408-9-0x0000000074B00000-0x00000000752BC000-memory.dmp
        Download

        memory/5844-12-0x0000000074B00000-0x00000000752BC000-memory.dmp
        Download

        memory/5844-14-0x0000000074B00000-0x00000000752BC000-memory.dmp
        Download